/* Custom Properties */
:root {
  --color-primary: #0A2540; /* Deep navy */
  --color-accent: #E63946; /* Bright accent for CTA */
  --color-accent-hover: #D62828;
  --color-text: #333333;
  --color-text-light: #555555;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F4F7F6; /* Neutral gray */
  --color-border: #E0E0E0;
  
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  --border-radius: 4px;
  --box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  color: var(--color-text);
  line-height: 1.6;
  background-color: var(--color-bg);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--color-accent);
}

/* Typography */
h1, h2, h3, h4 {
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-light);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.section {
  padding: var(--spacing-lg) 0;
}

.section-alt {
  background-color: var(--color-bg-alt);
}

/* Buttons & CTAs */
.btn {
  display: inline-block;
  background-color: var(--color-accent);
  color: #fff;
  padding: 0.75rem 1.5rem;
  font-weight: bold;
  border-radius: var(--border-radius);
  text-align: center;
  transition: background-color 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn:hover {
  background-color: var(--color-accent-hover);
  color: #fff;
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* Header & Navigation */
.header {
  background-color: var(--color-bg);
  box-shadow: var(--box-shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-primary);
}

.nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  align-items: center;
}

.nav-item {
  position: relative;
  margin-left: var(--spacing-md);
}

.nav-link {
  font-weight: 500;
  color: var(--color-text);
  padding: var(--spacing-xs) 0;
}

.nav-link:hover, .nav-link:focus {
  color: var(--color-primary);
}

/* Dropdown */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--color-bg);
  box-shadow: var(--box-shadow);
  list-style: none;
  min-width: 250px;
  border-radius: var(--border-radius);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 10;
}

.nav-item.dropdown:hover .dropdown-menu,
.nav-item.dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
}

.dropdown-item {
  border-bottom: 1px solid var(--color-border);
}

.dropdown-item:last-child {
  border-bottom: none;
}

.dropdown-link {
  display: block;
  padding: var(--spacing-sm);
  color: var(--color-text);
}

.dropdown-link:hover {
  background-color: var(--color-bg-alt);
  color: var(--color-primary);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
}

/* Hero Section */
.hero {
  background-color: var(--color-primary);
  color: #fff;
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.hero h1 {
  color: #fff;
  margin-bottom: var(--spacing-md);
}

.hero p {
  color: #e0e0e0;
  font-size: 1.25rem;
  max-width: 800px;
  margin: 0 auto var(--spacing-md);
}

/* Content Blocks */
.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .content-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  box-shadow: var(--box-shadow);
}

.card h3 {
  margin-bottom: var(--spacing-xs);
}

/* FAQ Section */
.faq-list {
  list-style: none;
}

.faq-item {
  margin-bottom: var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-sm);
}

.faq-question {
  font-weight: bold;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

/* Footer */
.footer {
  background-color: var(--color-primary);
  color: #fff;
  padding: var(--spacing-lg) 0 var(--spacing-sm);
}

.footer a {
  color: #e0e0e0;
}

.footer a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer-col h4 {
  color: #fff;
  margin-bottom: var(--spacing-sm);
}

.footer-nav {
  list-style: none;
}

.footer-nav li {
  margin-bottom: var(--spacing-xs);
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--spacing-sm);
  font-size: 0.875rem;
}

/* Sticky Mobile Call Bar */
.mobile-call-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-accent);
  text-align: center;
  z-index: 1000;
}

.mobile-call-bar a {
  display: block;
  padding: 1rem;
  color: #fff;
  font-weight: bold;
  font-size: 1.125rem;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .nav-item {
    margin-left: var(--spacing-sm);
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-bg);
    box-shadow: var(--box-shadow);
    display: none;
  }
  
  .nav.active {
    display: block;
  }
  
  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-sm);
  }
  
  .nav-item {
    margin: 0;
    width: 100%;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--color-border);
  }
  
  .nav-item:last-child {
    border-bottom: none;
  }
  
  .dropdown-menu {
    position: static;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    display: none;
    padding-left: var(--spacing-sm);
    border-left: 2px solid var(--color-border);
    margin-top: var(--spacing-xs);
  }
  
  .nav-item.dropdown.active .dropdown-menu {
    display: block;
  }
  
  .mobile-call-bar {
    display: block;
  }
  
  body {
    padding-bottom: 60px; /* Space for sticky bar */
  }
  
  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
}

.cta-block {
  text-align: center;
  margin: var(--spacing-md) 0;
  padding: var(--spacing-md);
  background-color: var(--color-bg-alt);
  border-radius: var(--border-radius);
}

.cta-block p {
  font-weight: bold;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.breadcrumb {
  padding: var(--spacing-sm) 0;
  background-color: var(--color-bg-alt);
  font-size: 0.875rem;
}
.breadcrumb a {
  color: var(--color-primary);
}
.breadcrumb span {
  color: var(--color-text-light);
}